The Secure Enclave is isolated from the rest of the system. It’s like having a house where the windows are blacked out. The decryption means that now we can look through the windows, but we still can’t get in.

August 21, 2017, is the first time in almost 100 years a total solar eclipse will be visible from coast to coast in the United States so The Mac Observer put together a guide with everything you need to know—including iPhone apps—to get the most out of the experience.